diff --git a/dol/filesys.py b/dol/filesys.py
index 63887fe9..3a4ea3ba 100644
--- a/dol/filesys.py
+++ b/dol/filesys.py
@@ -223,10 +223,7 @@ def is_valid_key(self, k):
         return bool(self._key_pattern.match(k))
 
     def validate_key(
-        self,
-        k,
-        err_msg_format=_dflt_not_valid_error_msg,
-        err_type=KeyValidationError,
+        self, k, err_msg_format=_dflt_not_valid_error_msg, err_type=KeyValidationError,
     ):
         if not self.is_valid_key(k):
             raise err_type(err_msg_format.format(k))
diff --git a/setup.cfg b/setup.cfg
index 671d712d..50453d29 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = dol
-version = 0.2.33
+version = 0.2.34
 url = https://github.com/i2mint/dol
 platforms = any
 description_file = README.md